High dynamic range display devices
US6891672B2 · kind B2 · utility
151Cited by
40References
63Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2002 |
| Grant date | May 10, 2005 |
| Priority date | — |
| Expiry date | Feb 27, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/064
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen. The display may provide a high dynamic range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.